Faucet base



FIG. 1 is a perspective view of a faucet base showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear view thereof.

The broken lines showing a portion of the faucet form no part of the claimed design. 

CLAIM The ornamental design for a faucet base, as shown and described. 